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OpenStudy (anonymous):
The empirical formula of a compound is determined to be CH2O, and its molecular mass is found to be 90.087 g/mol. Determine the molecular formula of the compound, showing your work.
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OpenStudy (btaylor):
The molar mass of the EF is 30.03, so the MF has a mass 3 times a large as the EF. So multiply all the subscripts by 3 to get C3H6O3
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